Method GetIntrinsic

IDEHelper/Compiler/BfModule.cpp:8261–8315

}

BfIRFunction BfModule::GetIntrinsic(BfMethodInstance* methodInstance, bool reportFailure)
{
	if (!methodInstance->mIsIntrinsic)
		return BfIRFunction();

	auto methodOwner = methodInstance->GetOwner();
	auto methodDef = methodInstance->mMethodDef;
	auto methodDeclaration = methodDef->GetMethodDeclaration();

	if (!methodDef->mIsExtern)
		return BfIRFunction();

	if (methodInstance->GetCustomAttributes() == NULL)
		return BfIRFunction();

	auto customAttribute = methodInstance->GetCustomAttributes()->Get(mCompiler->mIntrinsicAttributeTypeDef);
	auto constant = methodOwner->mConstHolder->GetConstant(customAttribute->mCtorArgs[0]);
	String error;

	if ((constant != NULL) && (constant->mTypeCode == BfTypeCode_StringId))
	{
		int stringId = constant->mInt32;
		auto entry = mContext->mStringObjectIdMap[stringId];
		String intrinName = entry.mString;

		int intrinId = BfIRCodeGen::GetIntrinsicId(intrinName);
		if (intrinId != -1)
		{
			if (intrinId == BfIRIntrinsic_Malloc)
			{
				return GetBuiltInFunc(BfBuiltInFuncType_Malloc);
			}
			else if (intrinId == BfIRIntrinsic_Free)
			{
				return GetBuiltInFunc(BfBuiltInFuncType_Free);
			}

			SizedArray<BfIRType, 2> paramTypes;
			for (auto& param : methodInstance->mParams)
				paramTypes.push_back(mBfIRBuilder->MapType(param.mResolvedType));
			return mBfIRBuilder->GetIntrinsic(intrinName, intrinId, mBfIRBuilder->MapType(methodInstance->mReturnType), paramTypes);
		}
		else if (reportFailure)
			error = StrFormat("Unable to find intrinsic '%s'", entry.mString.c_str());		
	}
	else if (reportFailure)
		error = "Intrinsic name must be a constant string";

	if (reportFailure)
	{
		Fail(error, customAttribute->mRef);
	}		

	return BfIRFunction();
}

BfIRFunction BfModule::GetBuiltInFunc(BfBuiltInFuncType funcTypeId)
{